In what regions is ZEN Thermostat compatible?

Currently ZEN is compatible with heating and cooling systems in the following countries:

United States

Canada

Australia

New Zealand

In the USA and Canada, most residential systems are low voltage (24V).

In Australia and New Zealand there is a larger proportion of mains powered (110 or 240V) or digitally controlled thermostats. It is recommended in these regions that you get a professional to assess your current system.